some cleanup, small fixes

core/css/styles.css

@@ -5,6 +5,7 @@ body { background:#fefefe url('../img/body_background.jpg') repeat-y left top; f
 #owncloud { float:left; margin:0 0 0 2em; }
 h1 { margin:1em 3em 1em 0; border-bottom:1px solid #666; text-transform:uppercase; font-weight:normal; font-style:italic; color:#666; }
 p.center { text-align:center; }
+a { color:#000; text-decoration:none; }
 
 form { margin:2em 2em 2em 3em; }
 form#quota { max-width:600px; }

files/templates/part.list.php

@@ -1,6 +1,6 @@
 		<?php foreach($_['files'] as $file):
 			$simple_file_size = simple_file_size($file['size']);
-			$simple_size_color = 200-intval($simple_file_size*$simple_file_size); ?>
+			$simple_size_color = 200-intval(pow($simple_file_size,3)); ?>
 			<tr data-file="<?php echo $file['name'];?>" data-type="<?php echo ($file['type'] == 'dir')?'dir':'file'?>" data-mime="<?php echo $file['mime']?>">
 				<td class="selection"><input type="checkbox" /></td>
 				<td class="filename"><a style="background-image:url(<?php if($file['type'] == 'dir') echo mimetype_icon('dir'); else echo mimetype_icon($file['mime']); ?>)" href="<?php if($file['type'] == 'dir') echo link_to('files', 'index.php?dir='.$file['directory'].'/'.$file['name']); else echo link_to('files', 'download.php?file='.$file['directory'].'/'.$file['name']); ?>" title=""><?php if($file['type'] == 'dir') echo "<strong>"; echo htmlspecialchars($file['name']); if($file['type'] == 'dir') echo "</strong>"; ?></a></td>